...触摸点坐标;接口电路;串行通信 [gap=945]Keywords: resistive touch screen; touch screen controller; touch point coordinate; interface circuit; serial communication ..
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The structure of resistive touch screen is analyzed, and the revision method of touch point coordinate is determined.
分析了电阻式触摸屏的结构，确定了触摸点坐标校正的方法。
The analysis and experiment indicate that interface circuit possessed below advantages. Touch point coordinate can be obtained accurately, the circuit is realized easily, and its practicality is good.
分析和实验表明，这种接口系统能够正确获得触摸点坐标，电路简化且易于实现，实用性强。
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